Journal of the Franklin InstituteFranklin Institute, 1851 Vols. 1-69 include more or less complete patent reports of the U. S. Patent Office for years 1825-1859. cf. Index to v. 1-120 of the Journal, p. [415] |
From inside the book
Արդյունքներ 69–ի 1-ից 5-ը:
Էջ 17
... , in combination with the rails and latches on the posts , the whole combining to form a strong and portable bedstead . ” 42. For Improvements in Machines for Feeding Nail Plate ; 2 * American Patents which issued in November , 1850 . 17.
... , in combination with the rails and latches on the posts , the whole combining to form a strong and portable bedstead . ” 42. For Improvements in Machines for Feeding Nail Plate ; 2 * American Patents which issued in November , 1850 . 17.
Էջ 19
... Rails of Rail - roads ; H. H. Mary , Gales burgh , Knox county , Illinois , November 26 . Claim . " What I claim as new is the diagonal position of the horns , by which , with the aid of the arms and clamps , the rails are secured in ...
... Rails of Rail - roads ; H. H. Mary , Gales burgh , Knox county , Illinois , November 26 . Claim . " What I claim as new is the diagonal position of the horns , by which , with the aid of the arms and clamps , the rails are secured in ...
Էջ 22
... rail as they are pressed down in their sockets . " 2d , In combination with the aforesaid guides , the stops , ( r , ) substantially as here arranged and applied , or their equivalents , whereby the table is limited in its course to the ...
... rail as they are pressed down in their sockets . " 2d , In combination with the aforesaid guides , the stops , ( r , ) substantially as here arranged and applied , or their equivalents , whereby the table is limited in its course to the ...
Էջ 55
... rails at anything like theoretical knowledge , he is immediately set down as a sound prac- tical man . Now there are many grades of engineers , each competent in his grade , but out of it often at a loss . There are those who may be ...
... rails at anything like theoretical knowledge , he is immediately set down as a sound prac- tical man . Now there are many grades of engineers , each competent in his grade , but out of it often at a loss . There are those who may be ...
Էջ 58
... rails . To demonstrate this is the object of the first experiment . An axle reduced in the middle to 13 inch dia . was placed upon two props 4 feet 9 inches apart , and loaded in the middle , the utmost of its deflex- ion without a ...
... rails . To demonstrate this is the object of the first experiment . An axle reduced in the middle to 13 inch dia . was placed upon two props 4 feet 9 inches apart , and loaded in the middle , the utmost of its deflex- ion without a ...
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action angle apparatus applied arrangement attached axis bituminous blades blast blast furnace boiler carriage cast iron cent centre centrifugal force chord circuit claim therein coal combination condenser connected connexion construction Coulaine cubic curved cutters cylinder deflexion diameter distance effect electric telegraph electricity engine equal experiments feet flues force frame Franklin Institute furnace generatrix gutta percha heat Improvement increased indicator diagrams invention consists Journal length lever machine magnet manner mastic material means metal miles motion operation paddle passing patent pipe piston placed plane plate present pressure produced propeller proportion pump purpose rails railway revolutions per minute roadway rollers screw shaft side slide spring square inch steam steam engine steamers Stoves stroke substantially as described surface tangential angle telegraph temperature thickness tion tons tube valve velocity vertical vessel weight wheel wire wrought iron York